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Tempering

Total questions: 3

Worksheet time: 2mins

Name
Class
Date
1.

When martensite is heated, carbon gradually leaves the ... structure

a)

BCC

b)

FCC

c)

BCT

d)

I don' know

2.

If martensite becomes ferrite, hardness ...

a)

Increases

b)

Decreases

c)

Toughness

d)

I don't know

3.

The higher the tempering temperature, the greater the loss in hardness but the greater the increase ...

a)

Kindness

b)

Lovely

c)

Ductility

d)

I don't know